.header {
    width: 1200px;
    height: 90px;
    margin: 12px auto 14px;
}

.content {
    height: 480px;
    background: url(../img/timg.jpeg) no-repeat;
    background-size: cover;
    flex-direction: row-reverse;
}

.footer {
    margin-top: 28px;
    flex-direction: column;
    align-items: center;
}

.login_form {
    width: 310px;
    height: 300px;
    background-color: #fff;
    position: relative;
    padding: 15px 25px 15px 15px;
    margin: 75px;
    flex-direction: column;
}

.text_login {
    font-size: 20px;
}

.tips {
    width: 312px;
    height: 30px;
    line-height: 30px;
}

.username {
    width: 310px;
    height: 36px;
    margin-top: 30px;
    border: 1px solid #e6e6e6;
    position: relative;
}

.user_pic {
    width: 30px;
    height: 36px;
    background: url(../img/username.png) no-repeat;
}

.user {
    width: 270px;
    height: 34px;
    margin-left: 10px;
}

.password {
    width: 310px;
    height: 36px;
    border: 1px solid #e6e6e6;
    position: relative;
}

.pass_pic {
    width: 30px;
    height: 36px;
    background: url(../img/password.png) no-repeat;
}

.pass {
    width: 270px;
    height: 34px;
    margin-left: 10px;
}

.btn {
    width: 312px;
    height: 36px;
    background-color: #a575af;
    display: flex;
    align-items: center;
    justify-content: center;
}

.content .btn a {
    display: inline-flex;
    font-size: 20px;   
    color: #fff;
    
}

.register {
    width: 312px;
    height: 36px;
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
}

#submit {
    background-color: #a575af;
    font-size: 20px;
    color: #fff;
}